MacDonald Plumbing Supplies MacChem C300 500ml Central Heating System Cleanser

The MacChem C300 Central Heating System Cleanser offers a powerful, cost-effective solution to maintain and restore your heating system. This 500ml formula is as effective as branded alternatives but at half the price. Designed to remove sludge, scale, and debris, it boosts efficiency, extends the lifespan of your system, and ensures optimal performance.

Regin Central Heating Inhibitor 500ml REGL40

The Regin Central Heating Inhibitor (500ml). One bottle treats up to 10 radiators. For use in accordance with BS7593:2006. Prevents corrosion and limescale Suitable for Mixed Metals Systems. Build cert Approved. Filling kit available (REGL45).